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Prehnite from Houghton County, Michigan, USA

00564600014954902877619.jpg
Prehnite, etc.

Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
05807100014950624088501.jpg
Prehnite

Osceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
02844960017055300222131.jpg
Prehnite

Tamarack Mine, Tamarack, Osceola Township, Houghton County, Michigan, USA
04694770014947438268584.jpg
Prehnite, etc.

North Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
09455990015038354573224.jpg
Prehnite, etc.

Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
02958640015042055098854.jpg
Prehnite

Osceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
02844960017055300222131.jpg
Prehnite

Tamarack Mine, Tamarack, Osceola Township, Houghton County, Michigan, USA
01588140015139543875817.jpg
Prehnite, etc.

North Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
00564600014954902877619.jpg
Prehnite, etc.

Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA
05807100014950624088501.jpg
Prehnite

Osceola Mine, Osceola, Calumet Township, Houghton County, Michigan, USA
03062380017055303822962.jpg
Prehnite

Tamarack Mine, Tamarack, Osceola Township, Houghton County, Michigan, USA
04694770014947438268584.jpg
Prehnite, etc.

North Kearsarge Mine, Kearsarge, Calumet Township, Houghton County, Michigan, USA
USA
 
  • Michigan
www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
      • Adams Township
        • Atlantic Mine
Rocks & Minerals:58:109.
        • Baltic
USGS PP144
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
      • Calumet Township
        • Calumet
Rocks & Min.:58:109 & 64:150.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
        • Centennial Heights
          • Centennial Mine
Rosemeyer, T. (2007) The Kearsarge: Copper-bearing Amygdaloidal Lode. Houghton and Keweenaw Counties, Michigan. Rocks & Minerals: 82(4): 276-297.
USGS PP144
        • Kearsarge
Larry Maltby collection, photo id 681954
Yalmer Primeau collection
        • Osceola
Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
Yalmer Primeau collection
Yalmer Primeau collection
        • Wolverine
Rocks & Min.: 13:137.
Rosemeyer, T. (2007) The Kearsarge: Copper-bearing Amygdaloidal Lode. Houghton and Keweenaw Counties, Michigan. Rocks & Minerals: 82(4): 276-297.
      • Elm River Township
        • Winona
USGS PP144
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
      • Franklin Township
        • Boston
Rosemeyer, Tom (2005) The Occurrence of Porcelaneous Datolite in Michigan's Lake Superior Copper District. Rocks & Minerals, 80 (3) 154-177 doi:10.3200/rmin.80.3.154-177
USGS PP144
        • Franklin Mine
Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
        • Pewabic
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
        • Ripley
      • Hancock
Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
      • Houghton
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
        • Isle Royal Mines
Yalmer F Primeau collection
      • Osceola Township
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
USGS PP144
Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
      • Portage Township
Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
      • Quincy Township
Dana 6: 1086.
      • Schoolcraft Township
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
 
Mineral and/or Locality  
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